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Re: (origin of the palaeognathous palate)
On Sun, 12 Sep 2004, Graydon wrote:
> Extant ratites are opportunistic omnivores.
> It's not at all surprising that they're going to be more stable in
> evolutionary time than apex carnivores, which will necessarily have an
> order of magnitude less population at any particular time.
Why is this a factor for avain species more so than other clades...I mean,
if this is such an important cause, why are there carnivores at all?